Underpaid mail items will NOT be accepted by the any RISON office (RISON).
the Post will levy a surcharge on senders of local mail items addressed to offices of RISON without sufficient postage. Such underpaid items are subject to delay in processing and delivery. Should a sender fail to settle the surcharge by the stipulated deadline, he / she will be required to collect the mail item from the Central Mail Centre; otherwise, the Post will dispose of it as an undeliverable item in accordance with their established procedures. Local mail items without return address will be disposed of by the Post. the Post will return international mail to its postal administration of origin in accordance with their established procedures.
For proper delivery of your mail items, please ensure your mail items bear sufficient postage with return address before posting.